Methamphetamine addiction has a way of looping back on itself. A rush of pleasure pulls you in, cravings follow, and the brain learns that the drug is the fastest route to reward. Yet scientists still ...

Methamphetamine doesn't just spike levels of the pleasure-inducing hormone dopamine in the reward pathways of the brain—it ...

A new doctoral dissertation shows that gambling disorder is linked to brain networks involved in self-control and brain ...

Within the brain, chemical neurotransmitters like dopamine and norepinephrine regulate mood, emotions and many physiological and behavioral processes. Their imbalance can contribute to anxiety, ...

An international research team led by the Universitat Jaume I (UJI) has shown that the cerebellum, contrary to what was thought, fulfils functions that go beyond the motor sphere and can be ...

Is addiction a choice or a disease? A psychiatrist explains how repeated substance use changes brain reward and impulse-control circuits, turning behaviour into a chronic medical condition.

Muse Treatment Alcohol & Drug Rehab Los Angeles has published a new educational resource that explains how opioid receptors function in the brain and why they play a central role in pain relief, ...

There is a lot of interest in the question of if too much sex, sexual desire, masturbation, or viewing of pornography is an addiction like to alcohol or cocaine. In fact, an early version of the new ...